Senior Data Consultant (Java)

Type of contract: B2B contract

Salary range: 125 - 160 PLN/H

What will you do?

Join a team building a strategic cloud-based risk data platform that delivers large-scale market data processing and analytics capabilities. You will work on modern data processing pipelines, microservices, and integration solutions, helping to design scalable and high-performance systems that handle both real-time and batch workloads. The role combines software engineering, data engineering, and cloud technologies in a collaborative and innovation-driven environment.

Your tasks

• Translate business requirements into secure, scalable, and high-performance solutions
• Design and develop data processing pipelines for large-scale data workloads
• Build and maintain Java and Spring Boot based microservices
• Design and implement REST APIs
• Integrate internal systems with a focus on performance and cost optimization
• Develop solution blueprints for market data ingestion patterns
• Review solutions created by other team members
• Assess and improve existing data pipelines and microservices
• Collaborate with engineers, business analysts, and stakeholders Implement industry-standard logging, monitoring, and error-handling practices
• Support automated recovery mechanisms and operational excellence
• Promote automated unit and regression testing practices

Requirements

• Strong knowledge of Java Experience with Spring Boot and its ecosystem
• Knowledge of software design principles including KISS, SOLID and DRY
• Experience designing and implementing data processing pipelines
• Experience designing and implementing REST APIs
• Knowledge of relational databases
• Knowledge of NoSQL databases
• Experience with PostgreSQL or similar databases
• Understanding of DevOps and CI/CD practices
• Experience with Jenkins Basic knowledge of Groovy scripting
• Knowledge of integration frameworks and patterns
• Openness to work hybrid from our client's office (Kraków) 8 days a month

Nice to have

• Experience with Google Cloud Platform (GKE, Cloud SQL, Dataflow, Bigtable)
• Experience with containerization, orchestration and Infrastructure as Code technologies (Docker, Kubernetes, Terraform)
• Experience with monitoring, observability and messaging solutions (Prometheus, Grafana, OpenTelemetry, Kafka)
• Knowledge of Apache Beam or Vaadin

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We are GFT Poland. WE KNOW how to tackle complex issues with innovative approach to deliver the highest value. Our reputation has been built around one simple rule: we do not overpromise, WE DELIVER. We deliver to our employees, clients and partners. WE GROW as you grow, so investing in you is our business strategy. Caring for each other is our priority. WE CARE who you are, what you need, how you feel. WE CARE to smile, have fun and develop as human beings.
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Why Choose GFT?
A culture of top performance
Deep tech IT engineering & consulting
1200 skilled & top-class experts
77% of the team are regular/senior
Products that contribute to a sustainable world
Competitive salary and benefits
Ambitious projects, trainings and tools you need to flourish
Google Cloud Partner of the Year - for going above and beyond for customers
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